Santa Rosa (Miocene of Peru)

Also known as SRA

Where: Ica, Peru (14.8° S, 75.4° W: paleocoordinates 16.0° S, 70.4° W)

• coordinate stated in text

• local area-level geographic resolution

When: Chilcatay Formation, Aquitanian (23.0 - 20.4 Ma)

• Muizon calls this formation Caballas, but it is better known as Chilcatay according to Dunbar et al. (1990).

• bed-level stratigraphic resolution

Environment/lithology: marine; diatomaceous siltstone

• SRA horizon.

Size class: macrofossils

Preservation: original phosphate

Reposited in the AMNH

Collection methods: surface (in situ),

Primary reference: E. H. Colbert. 1944. A new fossil whale from the Miocene of Peru. Bulletin of the American Museum of Natural History 83(3):199-216 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 45484: authorized by Mark Uhen, entered by Nick Pyenson on 25.10.2004, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Odontaspidida - Carcharodontidae
"Isurus hastalis" = Cosmopolitodus hastalis
"Isurus hastalis" = Cosmopolitodus hastalis Agassiz 1843 elasmobranch
 Carchariniformes - Hemigaleidae
"Hemipristis cf. serra" = Hemipristis heteropleurus
"Hemipristis cf. serra" = Hemipristis heteropleurus Agassiz 1844 ground shark
Mammalia
 Cetacea - Cetotheriidae
Cetotheriidae indet. Brandt 1872 whale
 Cetacea - Kentriodontidae
Kentriodontidae indet. Slijper 1936 toothed whale
Incacetus broggii n. gen. n. sp. Colbert 1944 toothed whale
[entered as Incacetus broggi]
 Cetacea - Eurhinodelphinidae
Eurhinodelphinidae indet. Abel 1901 toothed whale